Green Energy Movement

In the links below we have presented what we hope you will find to be some straightforward, objective information about some of the leading compression technologies we see being considered for similar applications to Ro-Flo’s.

Liquid Ring Compressor
Flooded Screw Compressor
Reciprocating Compressor

Compressor Technology Comparison

Rotary Vane Liquid Ring Flooded Screw Lobe (Blower) Centrifugal Blower
Inlet Vaccum ~ 28 inches Hg ~ 28 inches Hg Requires minimum ∆P ~ 16 inches Hg ~ 16 inches Hg
Max Discharge Pressure (psig) 150 200+ 200+ ~ 20-25 ~ 20-15
Max Pressure Ratio 7:1 4:1 10:1 3:1 2:1
Flow Variation Over Life of Unit Low Low High Medium Low
Process Gas Contamination Low High High Low Low
Power Requirement Low High Med Low Low
Coolant Flow Low High Med N/A N/A
Acid Tolerance Standard Materials Requires Stainless Requires Stainless Requires Stainless Requires Stainless
Ease of Repair On site/hand tools Send to shop Send to shop Send to shop Send to shop
CAPEX $$ $$$ $$ $$ $
Process Dew Point Concern? No Yes Yes No No


Ask Us How a Ro-Flo Rotary Vane Compressor Can Benefit You.